22
SMD HIGH-FREQUENCY CRYSTAL UNIT
MA
-
406
/
505
/
506
Product number (please contact us)
MA-406 : Q22MA4061xxxx00
MA-505 : Q22MA5051xxxx00
MA-506 : Q22MA5061xxxx00
•Frequency range : 4 MHz to 64 MHz
•Thickness : 3.7 mm Max.(MA-406)
4.6 mm Max.(MA-505
/
506)
•Overtone order : Fundamental
3rd overtone(30 MHz to 64 MHz)
•Applications : For Clock of integrated circuit
•Lead(Pb)-free : Complies with EU RoHS directive
■
Specifications (characteristics)
Item Symbol Specifications Remarks
4.000 MHz to 29.999 MHz Fundamental *1
Nominal frequency range f 30.000 MHz to 64.000 MHz 3rd overtone *2
Storage temperature T
STG
-55 °C to +125 °C Stored as bare product after unpacking Temperature
range Operating temperature T
OPR
-20 °C to +70 °C Please contact us on availability of -40 °C to +85 °C
Recommended drive leve GL 10 µW to 100 µW
Frequency tolerance (standard) ∆f/f ±50 × 10-6 T
a
=+25 °C ±3 °C
Under 5.5 MHz :±50 × 10-6 Frequency temperature characteristics
(standard) Over 5.5 MHz :±30 × 10-6
-20 °C to +70 °C
For the out of standard specifications, please contact us for inquires
Fundamental: 10 pF to ∞
Load capacitance C
L
Overtone: 5 pF to ∞ Please specify
Series resistance R
1
As per below table -20 °C to +70 °C, DL=100 µW
Shunt capacitance C
0
5 pF Max.
Insulation resistance IR 500 MΩ Min.
Aging fa ±5 × 10-6 / year Max. T
a
=+25 °C ±3 °C,first year
Shock resistance S.R. ±10 × 10-6 Max. Three drops on a hard board from 750 mm or excitation test with
29400 m/s
2
x 0.3 ms x 1/2 sine wave x 3 directions
*1 4.0 MHz ≤ f < 5.5 MHz : See “Available frequencies form 4.0 MHz to less than 5.5 MHz”. 8.0 MHz < f < 8.2 MHz: Unavailable.
*2 26.000 MHz ≤ f <30.000 MHz :please contact us for inquiries for 3rd overtone mode.
■
Available frequency from 4.0 MHz to less than 5.5 MHz (MHz)
4.000 4.032 4.096 4.190 4.194304 4.433619 4.500 4.800 4.9152
■
Series resistance (R
1
)
Frequency (MHz) 4.0 ≤ f < 5.5 5.5 ≤ f < 6.0 6.0 ≤ f <10.0 10.0 ≤ f < 16.0 12.0 ≤ f < 16.0 16.0 ≤ f < 30.0 30.0 ≤ f ≤ 36.0 36.0 < f ≤ 64.0
Series resistance 150 Ω Max. 100 Ω Max. 80 Ω Max. 60 Ω Max. 50 Ω Max. 40 Ω Max. 100 Ω Max. 80 Ω Max.
Overtone order Fundamental 3rd overtone
■
External dimensions
(Unit:mm)
■
Recommended soldering pattern
(Unit:mm)
Crystal unit
MA-505
/
506
MA-406
Metal may be exposed on the top or bottom of this product.
This won't aff ect any quality, reliability or electrical s pec.
Do not connect #2 and #3 to external device.
Do not connect #2 and #3 of MA-506 to external device.
The first digit of lot No. means : 5×××× MA-505
6×××× MA-506
Internal connection
#4
#1 #2
#3
#4
#1 #2
#3
#4
#1 #2
#3
Internal connection in MA-506
Internal connection in MA-505
2.1
(1.2)
(1.2)
0.2 Min.
4.6 Max.
4.19
5.08 Max.
2.54
2.54
#1
#4 #3
#2
13.46 Max.
12.70
9.6
0.7
11.7 Max.
#4
#1 #2
#3
4.8 Max.
4.0
3.7 Max.
3.5
16.934M
E
572
20.000M
E
5251
A
0.51
0.51
2.29
MA-406 MA-505
2.1
1.5
4.1 7.0 4.1
2.1
4.1 7.0 4.1
5.6
MA-506
1.9 1.9 1.7
7.8
1.8 1.8
MA-406 MA-505/506
A
ctual size
